The Jump Start T5 Light Fixture gives your seeds, cuttings, herbs, and plants the best indoor growing light conditions. This Light Fixture is high-output and energy-efficient, plus it includes a built-in timer which easily allows you to set a 12 hours on/12 hours off schedule or an 18 hours on/6 hours off schedule. 4' Light Fixture includes a modular light strip and Omin-Max snap-on reflector. 6400K full-spectrum T5 lamp, electronic ballast, hanging hardware, and 8' power cord.